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Order
Family
Species
Population
Discontinued Size - year Size Size estimate quality Size references Trend - year Trend Trend quality Trend references 1% threshold 1% yearset Notes
Gaviiformes
Gaviidae
Gavia arctica (Arctic Loon)
arctica, Central Siberia/Caspian 0 - 0 -1 - -1 No estimate 0 - 0 Unknown No idea -1 0
arctica, Northern Europe & Western Siberia/Europe 1990 - 2000 250,000 - 500,000 Expert opinion [R63] 1990 - 2000 DEC Poor [R63] 3500 2012
viridigularis 1987 - 1991 25,000 - 1,000,000 Best guess [R519] 0 - 0 INC Reasonable 10000 2012 [T5880]



Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on